Ask a New Question

Question

a man 6.2 feet tall stands 12 feet away from a streetlight and casts a 5 ft shadow.

How tall is the streetlight?
13 years ago

Answers

MathMate
Draw a little sketch to convince yourself that the shadow of the light is 12'+ 5'=17'

Use proportions and cross product:
6.2 ft : 5 ft shadow
? ft : 17 ft shadow

height of light
= 6.2*17/5
= 21.08'
13 years ago

Related Questions

Tree stands 25 feet tall and 15 feet wide base 7.5 feet . You want to hang strings of lights from to... a man who is 5 feet tall stands 15 feet from a lamppost that is 27 feet high. how far away from the... A fence 8 feet tall stands on level ground and runs parallel to a tall building. If the fence is 1 f... a flagpole 25 feet tall stands on a top of a building. from a point in the same horizontal plane wit... Jacob stands 4.5 feet tall and casts a 2.7 foot shadow. A. Using this relationship, determine how... Natasha stands 5.5 feet tall and has a shadow that measures 3 feet long. At the same time, a tree ne... A tree stands 22 feet tall and is 382 feet from a building. The tree casts a shadow that is 40 feet... A tree stands 22 feet tall and is 382 feet from a building. The tree casts a shadow that is 40 feet... The cone stands 16 feet tall and has a radius of 12 feet how many feet long is the slant height of t... what stands almost 6 feet tall and has 41 inch strings. violin trumpet double bass
Ask a New Question
Archives Contact Us Privacy Policy Terms of Use